? think that because sam adams was such a patriot, and a foe of big government, maybe that's why republicans like to drink sam adams beer and democrats like to drink vodka, rum, tequila. a wine that would be very predictive of partisanship. >> where does this republican eat dinner? >> cracker barrel. olive garden. applebees and ruby tuesdays but not tgi fridays for some reason. i don't know why. >> he knows what you drink, he knows where you eat, what restaurants you eat in. >> and he knows before i do. >> it's a little scary. >> absolutely. yeah. yep. >> reporter: and he knows what we watch. armed with that kind of information, the parties can plant their ads in the places that will most likely yield a harvest. that all-important bubble of independents and undecideds. >> we looked at the partisanship of the weather channel over the past ten years and it stayed right in the middle. >> reporter: and that goes for local tv, too. we described george to will, and will predicted exactly what stations george watches in raleigh. nbc 17 and wral. >> i watch nbc 17 and i also watch wral.